1. 2011-12-22 [3] [VOIPSEC] Exploit for Asterisk Security Advisory AST-2011-013 voipsec Ben Williams 2. 2011-12-10 [1] [VOIPSEC] [CFP] FRHACK Africa 2012 Call For Papers voipsec Jerome Athias 3. 2011-12-08 [1] AST-2011-014: Remote crash possibility with SIP and the “automon” fe voipsec Asterisk Security Tea 4. 2011-12-08 [1] [VOIPSEC] AST-2011-013: Possible remote enumeration of SIP voipsec Asterisk Security Tea